Aluminum Alloy Ingot ADC12Usage&colon;1&period; In the construction industry&comma; due to the stability of aluminum in the air and an excellent appearance after anodizing&comma; the aluminum in the construction industry is more and more on a wide range of applications&comma; particularly in the aluminum alloy doors and windows&comma; aluminum tube&comma; decorative panels&comma; aluminum curtain wall and other applications&period;2&period; In the transportation industry&comma; and to reduce the weight of its own means of transport to reduce environmental pollution caused by exhaust emissions&comma; motorcycles&comma; all kinds of cars&comma; trains&comma; subways&comma; airplanes&comma; ships and other means of transportation began extensive use of aluminum and aluminum alloy components and decorative pieces&period; With the aluminum alloy processing material hardness and strength of continuous improvement&comma; the proportion used in aerospace began to increase every year&period;3&period; In the packaging industry&comma; the various types of flexible packaging foil&comma; aluminum cans&comma; all kinds of caps and easy-open lid&comma; pharmaceutical packaging&comma; is expanding the range of aluminum&period;4&period; In other consumer areas&comma; electrical and electronics&comma; household appliances &lpar;refrigerators&comma; air conditioners&rpar;&comma; hardware and other aspects of use and the use of more broad outlook&period;